Find Reviews and Compare Prices for:       All ProductsFilter Media     0.0 (0)   Add a review Eheim SUBSTRAT Pro Biological Filtration Media 0.25L   Specially designed cartridge type insert for aquaball 2206-2212 filters Have a question? Just Ask! Member Reviews Compare Prices Product Spec Send to a friend Set Price Alert Searched Eheim SUBSTRAT Pro Biological Filtration Media 0.25L in 150 stores, 1 results found Image Description   Store   Price EHEIM Substrat Pro Biological Filter Media (Sintered Pearl-Shaped Glass) 250ml If this item doesn't belong here, click Remove and help us keep our results accurate.   Amazon.com   2 Store Reviews   $4.75 Go to Store You can also search these stores   Find this product on eBay   eBay   5 Store Reviews   Search on eBay Are we missing a store? Let us know! Something wrong in this page? Let us know! Related products: More Biological Filter Media Other Filter Media internal use: spec354